55774267 has 2 divisors, whose sum is σ = 55774268. Its totient is φ = 55774266.

The previous prime is 55774259. The next prime is 55774273. The reversal of 55774267 is 76247755.

55774267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55774267 - 2³ = 55774259 is a prime.

It is a super-2 number, since 2×55774267² = 6221537718774578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55774247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27887133 + 27887134.

It is an arithmetic number, because the mean of its divisors is an integer number (27887134).

Almost surely, 2^55774267 is an apocalyptic number.

55774267 is a deficient number, since it is larger than the sum of its proper divisors (1).

55774267 is an equidigital number, since it uses as much as digits as its factorization.

55774267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 411600, while the sum is 43.

The square root of 55774267 is about 7468.2171232497. The cubic root of 55774267 is about 382.0714827440.

The spelling of 55774267 in words is "fifty-five million, seven hundred seventy-four thousand, two hundred sixty-seven".